/ Dictionary / Index C colotomy: Meaning and Definition of Find definitions for: co•lot•o•my Pronunciation: (ku-lot'u-mē), [key] — pl. -mies. incision or opening of the colon. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. colostrum colour Related Content Daily Word Quiz: pristine Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language